# GasOwl vs Wattwheels

The clearest difference is in-app purchases: Wattwheels at none against GasOwl's 6. Wattwheels also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.4). GasOwl's advantage is update cadence (every 4 months vs every 16 months). On price and device support there is nothing between them.

Both are free to download. GasOwl sells 6 in-app purchases, starting at $3.49 per month. Wattwheels asks for nothing beyond the download.

GasOwl ships an update every 4 months, Wattwheels every 16 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | GasOwl | Wattwheels |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 16 months |
| Monetization | Free with in-app purchases | — |
| Size | 68 MB | 270 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vention Lab Limited](https://appshunter.io/developer/1777928813) | [James Zwaagman](https://appshunter.io/developer/1726608285) |

## What reviewers say

### GasOwl

[App page](https://appshunter.io/ios/app/gasowl/id1556795628)

This app monitors your gas bottle levels and usage, providing alerts for low supply, unusual consumption, and potential leaks. It integrates with a smart scale to offer automated reordering and detailed energy analysis.

**Highlights:** Gas bottle level monitoring, Usage analysis, Automated ordering, Leak detection alerts, Bottle delivery notifications, Energy usage insights

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GasOwl Essential Plan | $3.49 | per month |
| GasOwl Essential Plan (2) | $6.99 | per month |
| GasOwl Premium Plan | $9.99 | per month |
| GasOwl Essential Plan (3) | $10.49 | per month |
| GasOwl Premium Plan (2) | $19.99 | per month |
| GasOwl Premium Plan (3) | $29.99 | per month |


### Wattwheels

[App page](https://appshunter.io/ios/app/wattwheels/id6476404161)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GasOwl free?

GasOwl is free to download, with in-app purchases available.

### Is Wattwheels free?

Wattwheels is free to download, with no in-app purchases.

### Do GasOwl or Wattwheels have ads?

GasOwl shows ads; Wattwheels does not.

### Which is updated more often, GasOwl or Wattwheels?

GasOwl ships an update every 4 months, and Wattwheels every 16 months. Most recently, GasOwl was updated on November 3, 2026 and Wattwheels on November 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*